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Fiscal Representation in Portugal

Fiscal representation in Portugal gives non-residents with income subject to Portuguese IRS a Portugal-based representative for their dealings with the Autoridade Tributária e Aduaneira. We prepare the AT appointment record and the representative's express acceptance in English or Portuguese.

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Who Needs Fiscal Representation in Portugal

  • You live outside the EU or a qualifying EEA state and have established a Portuguese tax relationship.
  • You receive income subject to Portuguese IRS while you are non-resident, and the CIRS representation duty may apply.
  • You are leaving Portugal for an extended period, and the CIRS representation rule may apply.
  • You carry on taxable Portuguese operations and need the separate VAT-representation records prepared before activity begins.

You may not need a representative if you are eligible for and join a dematerialised-notification channel under Decreto-Lei n.º 44/2022.

What's Included in Fiscal Representation

You get a quote in writing before any work starts.

  • Requirement checklist. The checklist sets out the CIRS and LGT representation rules with the facts they refer to: residence country, Portuguese income, absence and tax relationship.
  • Appointment and acceptance. A specialist prepares the AT appointment record and the representative's express acceptance.
  • NIF and address records. The taxpayer number, fiscal domicile and address information in the engagement are checked for completeness and consistency.
  • Notification-channel information. The list names the eligible dematerialised-notification routes with the records each one needs.
  • Tax duties within the mandate. A certified accountant handles the agreed notifications, accessory duties and tax filings within the powers granted.
  • VAT representation records. Records for the separate CIVA Article 30 status are prepared where your Portuguese activity requires a VAT representative.
A four-branch decision diagram for IRS representation, digital notices and VAT representation.
The taxpayer checks representation, electronic notices and any VAT rule.
Diagram text version

A non-resident with Portuguese IRS income appoints a Portugal-based representative. EU or qualifying EEA residence makes the general appointment optional. A third-country taxpayer has 15 days to join an accepted digital channel. The VAT representative is a taxable person established in Portugal.

What You'll Need to Provide

Identity and NIF
Your identification, Portuguese NIF and access details needed for the agreed AT procedure.
Residence and address evidence
Your current residence country, fiscal address and the date of any move into or out of Portugal.
Portuguese tax relationship
The income, property, registration, contract or other fact that creates your relationship with the Portuguese tax system.
Activity and VAT facts
Your Portuguese supplies, establishment, self-employed activity and current VAT registration position.
Current notification arrangements
Any Portal das Finanças notification setting, electronic mailbox or Morada Única Digital service already in use.
Existing representation records
Any appointment, acceptance, replacement request, power of attorney or AT communication already issued.

How Fiscal Representation Is Handled in Portugal

A specialist prepares the representation record for the Autoridade Tributária e Aduaneira, and a certified accountant handles the tax filings the engagement requires.

  1. Collecting the Facts for the Representation Rules

    Your residence country, Portuguese tax relationship, income, absence and activity facts are collected. A certified accountant compares them with CIRS Article 130.

  2. Setting Out the Electronic-Notification Option

    The notification step lists the eligible dematerialised-notification channels with the records each one needs.

  3. Preparing the Appointment and Acceptance

    A specialist prepares the taxpayer, representative, address and acceptance information for the selected AT route.

  4. Registering the Representative With AT

    The agreed appointment is submitted through the Portal das Finanças or the applicable Serviço de Finanças procedure.

  5. Defining the Tax Mandate

    The mandate record lists the powers and tax duties included in the engagement.

  6. Addressing VAT Representation

    A specialist prepares the VAT-representation records under the separate CIVA rules when your Portuguese operations require a VAT representative.

Timing and Possible Delays

Within the applicable AT deadline

What delays it

The work takes longer when the NIF, fiscal address, residence evidence, representative acceptance, Portal access or VAT-activity facts are incomplete.

What to prepare now

Your identification, NIF, residence, address, activity, notification and existing-representation records need to be gathered before the work begins.

Registration, Mandate and VAT Considerations

The appointment and acceptance record

The declaration of commencement, change or taxpayer-number registration records the appointment, and the representative’s express acceptance is preserved. A specialist checks that the completed record identifies the taxpayer and representative consistently before it is submitted through the applicable AT route.

The mandate for tax acts

The engagement file records the mandate document and the tax acts it includes. Each act has its basis in law or in the mandate, and the file notes that basis before the act is submitted.

The separate VAT file

The separate VAT file opens when you carry on taxable Portuguese operations. The file identifies your establishment, supplies, commencement date and proposed representative, and the representative needs the powers and Portuguese taxable-person status required by Article 30 of the CIVA before a covered self-employed activity begins.

Set out your representation needs

Describe where you live, which Portuguese tax relationship you have, whether you carry on an activity and what AT arrangements already exist.

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Common questions

Who must appoint a fiscal representative in Portugal?
Article 130(1) of the CIRS requires representation for non-residents who obtain income subject to IRS and for residents who leave Portugal for more than six months. AT guidance also applies the third-country rule when a non-resident establishes a Portuguese tax relationship.
Is fiscal representation mandatory for an EU or EEA resident?
Article 130(2) of the CIRS makes the appointment optional for residents of the EU and qualifying EEA states. A separate VAT obligation can also apply.
Can I use electronic notifications without a fiscal representative?
The LGT and Decreto-Lei n.º 44/2022 allow eligible taxpayers to use a dematerialised-notification channel as an alternative. The listed channels include the public electronic-notifications service linked to Morada Única Digital, Portal das Finanças notifications and citations, and the electronic mailbox.
Can a company act as a fiscal representative?
Yes. Article 130(1) of the CIRS allows a natural or legal person with residence or a registered seat in Portugal to act as the fiscal representative.
Is a VAT representative the same as a general fiscal representative?
No. Under Article 30 of the CIVA, a VAT representative must be a taxable person established in Portugal with sufficient powers and must fulfil the VAT Code obligations for the non-resident. The activity and establishment facts decide the VAT position.
Does a fiscal representative pay the non-resident's tax?
AT states that a general representative is not responsible for paying the non-resident's tax. A VAT representative may face joint liability where the non-resident carries on a self-employed activity subject to VAT, so the VAT position needs a separate review.
What can a representative do before AT?
AT describes the role as receiving tax correspondence and completing accessory tax duties such as income-return delivery. Article 16 of the LGT makes those acts effective for the represented person within the powers given by law or mandate.
What is the penalty for failing to appoint a required representative?
Article 124(1) of the RGIT, checked on 18 September 2026, sets a coima from EUR 75 to EUR 7,500 for a required appointment that is missing or lacks the representative's express acceptance.
How much does fiscal representation cost?
Fees are set case by case. You get a quote in writing before any work starts.
How is my fiscal representation handled?
A specialist prepares the representation record, and a certified accountant handles the agreed tax filings. The same team replies to you directly and stays the contact through the case.

How the Service Works

  • One team for the whole case.

    The same team handles all of the representation, tax, VAT and accounting records.

  • English or Portuguese.

    English or Portuguese, whichever you are most comfortable in.

  • A quote in writing before work starts.

    You get a quote in writing before any work starts. You are told plainly if your case falls outside the service.

Contact us

Your request is in

Every request is read in house. The requirements are assessed, and a reply by email sets out the appropriate next steps.

Every enquiry is read in house, and the aim is a reply within one business day.

Your Portuguese tax position

Every case starts with the form below. A specialist reviews the enquiry and confirms what can be prepared, in English or Portuguese.

Describe your residence country, NIF, Portuguese income or activity, current address and notification arrangements. Replies arrive within one business day, and the first conversation is free.

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